三氟甲磺酸酐 、
(R,Z)-5-((2-ethyl-12-azabicyclo[9.2.1]tetradeca-1(13),11(14)-dien-13-yl)methylene)-4-methoxy-1H-pyrrol-2(5H)-one 以
二氯甲烷 为溶剂,
以84%的产率得到(R,Z)-2-((2-ethyl-12-azabicyclo[9.2.1]tetradeca-1(13),11(14)-dien-13-yl)methylene)-3-methoxy-2H-pyrrol-5-yl trifluoromethanesulfonate